CN207089409U - New energy commercial car EPS motor control system - Google Patents
New energy commercial car EPS motor control system Download PDFInfo
- Publication number
- CN207089409U CN207089409U CN201721024619.1U CN201721024619U CN207089409U CN 207089409 U CN207089409 U CN 207089409U CN 201721024619 U CN201721024619 U CN 201721024619U CN 207089409 U CN207089409 U CN 207089409U
- Authority
- CN
- China
- Prior art keywords
- motor
- controller
- main road
- new energy
- stand
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
It the utility model is related to electric automobile EPS technical fields, more particularly to new energy commercial car EPS motor control system, including entire car controller, motor, new energy Power Component, high-tension battery group, main road electric machine controller, A-battery group, stand-by motor controller；Motor includes high pressure winding coil, low pressure winding coil；Entire car controller is connected with main road electric machine controller and stand-by motor controller respectively；Main road electric machine controller one end is connected with high-tension battery group, the high pressure winding coil connection of the main road electric machine controller other end and motor；Stand-by motor controller one end is connected with A-battery group, the low pressure winding coil of the stand-by motor controller other end and motor connects, the main road driving of the high pressure winding coil of the motor is connected using main road electric machine controller simultaneously, stand-by motor controller connects the process auxiliary drive of the low pressure winding coil of the motor, switch to process auxiliary drive after main road driving malfunction, ensure new energy commercial car traffic safety.
Description
Technical field
It the utility model is related to electric automobile EPS technical fields, more particularly to new energy commercial car EPS motor control system
System.
Background technology
Electric boosting steering system EPS (Electric Power Steering) is a kind of directly auxiliary by motor offer
The power steering system of moment of torsion is helped, with traditional hydraulic power-assist steering system HPS (Hydraulic PowerSteering) and changing
The electric-controlled hydraulic steering EHPS (Electric Hydraulic Power Steeing) for entering type is compared, and EPS has
Energy-conserving and environment-protective, road feel is good, the technical advantages such as returnability is good.EPS is largely used on small passenger car at present, but at present
The main or EHPS used in new energy commercial car.The steering power demand of small passenger car is small, and the motor used is most
It is brshless DC motor, power supply is low-voltage DC；The steering power demand of new energy commercial car is big, its electricity of mainly powering
Source is high voltage direct current.Secondly new energy commercial car requires higher to EPS security reliability, small passenger car steering drag compared with
Small, once EPS fails, in emergency circumstances driver can firmly the realization of forced rotating certain angle be promptly kept to the side under non helping hand；
And the steering drag of new energy commercial car is very big, can not be turned in the case of non helping hand.
So the EPS motor control system of the EPS motor control system of small passenger car and new energy commercial car has very
Big difference, at present the electric bus in China quickly grow, be badly in need of that the EPS motor control system of electric bus demand can be met.
Utility model content
Steering drag for existing new energy commercial car is very big, and be can not be turn to the problem of in the case of non helping hand, this
Utility model provides new energy commercial car EPS motor control system, is driven using two-way motor, switchs to after main road driving malfunction auxiliary
Driving is helped, ensures new energy commercial car traffic safety；Main road driving is powered using HVDC, and motor uses Thee-phase alternating current permanent-magnetic
Synchronous motor, meet the big steering power demand of new energy commercial car.
To achieve the above object, the utility model adopts the following technical scheme that：
New energy commercial car EPS motor control system, including entire car controller, motor, new energy Power Component, its feature
It is：Also include high-tension battery group, main road electric machine controller, A-battery group, stand-by motor controller；
The motor is connected with the new energy Power Component, and the motor includes high pressure winding coil, low pressure winding line
Circle；
The entire car controller is connected with the main road electric machine controller and the stand-by motor controller respectively；
Described main road electric machine controller one end is connected with the high-tension battery group, the main road electric machine controller other end with
The high pressure winding coil connection of the motor；
Described stand-by motor controller one end is connected with the A-battery group, the stand-by motor controller other end with
The low pressure winding coil connection of the motor.
Wherein, described new energy commercial car EPS motor control system includes torque angle sensor, and the new energy moves
Power component includes steering wheel, and the torque angle sensor is installed in the steering wheel, the torque angle sensor difference
It is connected with the main road electric machine controller and stand-by motor controller.
Wherein, described new energy commercial car EPS motor control system includes motor rotor position sensor, the motor
Rotor-position sensor is installed on the motor internal, described motor rotor position sensor one end respectively with the main road motor
Controller connects with stand-by motor controller, the motor rotor position sensor other end and the motor connection.
Wherein, described new energy commercial car EPS motor control system includes vehicle speed sensor, the vehicle speed sensor point
It is not connected with the main road electric machine controller and stand-by motor controller.
Preferably, the motor uses three-phase permanent magnet synchronous motor.
The new energy commercial car EPS motor control system that the utility model is illustrated, its advantage are：With existing skill
Art is compared, new energy commercial car EPS motor control system of the present utility model, while using described in the connection of main road electric machine controller
The main road driving of the high pressure winding coil of motor, stand-by motor controller connect the low pressure winding coil of the motor
Process auxiliary drive, the driving of two-way motor, process auxiliary drive is switched to after main road driving malfunction, ensures new energy commercial car traffic safety；
Main road driving is powered using HVDC, and motor uses three-phase AC permanent magnet synchronous motor, meets the big steering power of electric bus
Demand.
Brief description of the drawings
Fig. 1 is the embodiment overall structure block diagram of the utility model new energy commercial car EPS motor control system.
Description of reference numerals：
1st, main road electric machine controller, 2, stand-by motor controller, 3, motor, 4, motor rotor position sensor, 5, moment of torsion
Rotary angle transmitter, 6, high-tension battery group, 7, A-battery group, 8, vehicle speed sensor, 9, entire car controller.
Embodiment
The utility model is further described with specific embodiment below in conjunction with the accompanying drawings.
Shown in reference picture 1, the new energy commercial car EPS motor control system of the utility model embodiment, main road motor control
Device 1 processed, stand-by motor controller 2, motor 3, motor rotor position sensor 4, torque angle sensor 5, high-tension battery group 6,
A-battery group 7, vehicle speed sensor 8, entire car controller 9；
The motor 3 is connected with the new energy Power Component, and the motor 3 includes high pressure winding coil, low pressure winding
Coil；The motor uses three-phase permanent magnet synchronous motor.
Wherein described new energy Power Component includes steering wheel, input shaft, steering wheel, pitman arm, pull bar, wheel, its
Middle one side, steering wheel are connected by input shaft with steering wheel, and on the other hand, the steering wheel is connected by pitman arm and pull bar
Connect, then wheel is controlled by pull bar.
Described one end of main road electric machine controller 1 is connected with the high-tension battery group 6, and the main road electric machine controller 1 is another
End is connected with the high pressure winding coil of the motor 3.
Described one end of stand-by motor controller 2 is connected with the A-battery group 7, and the stand-by motor controller 2 is another
End is connected with the low pressure winding coil of the motor 3.
The entire car controller 9 is connected with the main road electric machine controller 1 and the stand-by motor controller 2 respectively.
Wherein, described new energy commercial car EPS motor control system includes torque angle sensor 5, the new energy
Power Component includes steering wheel, and the torque angle sensor 5 is installed in the steering wheel, the torque angle sensor 5
It is connected respectively with the main road electric machine controller 1 and stand-by motor controller 2.
Wherein, described new energy commercial car EPS motor control system includes motor rotor position sensor 4, the electricity
Machine rotor position sensor 4 is installed on inside the motor 3, described one end of motor rotor position sensor 4 respectively with the master
Road electric machine controller 1 and stand-by motor controller 2 connect, and the other end of motor rotor position sensor 4 connects with the motor 3
Connect.
Wherein, described new energy commercial car EPS motor control system includes vehicle speed sensor 8, the vehicle speed sensor 8
It is connected respectively with the main road electric machine controller 1 and stand-by motor controller 2.
Motor rotor position signal caused by motor rotor position sensor 4, while deliver to main road electric machine controller 1 and auxiliary
Help electric machine controller 2；Torque angle sensor 5 will contain hand-power moment of torsion, the steering demand of steering wheel angle information gives master
Road electric machine controller 1 and stand-by motor controller 2；GES caused by vehicle speed sensor 8 delivers to main road motor control simultaneously
Device 1 and stand-by motor controller 2, the vehicle speed sensor 8 are arranged on automotive interior；Main road electric machine controller 1 and stand-by motor
Controller 2 integrates current rotation angle of torque signal, motor rotor position signal, GES these information, is calculated
Rotating speed of motor 3 being currently needed for etc., then controlled motor 3 rotates；Main road electric machine controller 1 and stand-by motor controller 2 simultaneously
Motor is decoded to obtain the information such as the rotating speed of current motor 3 to motor rotor position signal, so as to carry out rotating speed to motor 3
Closed-loop control.
Motor 3 drives pitman arm or so pendulum by the multi-stage speed-reducing inside steering wheel by steering wheel inner output shaft
Dynamic, pitman arm drives the cylinder lever connecting rod device in vehicle bridge, realizes wheel steering.
After electricity is ready in new energy commercial car, entire car controller 9 sends the enabled letter of operation to main road electric machine controller 1
Breath, at this moment main road electric machine controller 1 is started working, and now main road electric machine controller 1 can be constantly to entire car controller 9 and auxiliary electricity
Machine controller 2 sends normal state information；When main road electric machine controller 1 breaks down, the type of failure supplies including high-tension battery 6
Electric fault, the faults itself of main road electric machine controller 1, the failure of the high pressure winding of motor 3 etc., the at this moment meeting of main road electric machine controller 1
Fault status information is sent to entire car controller 9 and stand-by motor controller 2, while main road electric machine controller 1 is stopped.It is whole
After vehicle controller 9 receives the fault status information of main road electric machine controller 1, sent to main road electric machine controller 1 and stop enabled letter
Breath, while send the enabled information of operation to stand-by motor controller 2.
Holding state is on stand-by motor controller 2 after electricity, now stand-by motor controller 2 constantly receives main road motor
The status information that controller 1 is sent, while stand-by motor controller 2 can constantly receive and handle rotation angle of torque signal, motor turns
These information of sub- position signalling, GES, prepared for operation；When stand-by motor controller 2 receives main road electric machine controller 1
The fault status information of transmission or receive the transmission of entire car controller 9 operation enable information after, stand-by motor controller 2 is from treating
Machine state switchs to running status, while sends running state information to main road electric machine controller 1 and entire car controller 9；Auxiliary electricity
Machine controller 2 is also provided with run time attributive function, is set as 2 minutes in the present embodiment, is aided in after the time for reaching setting
Electric machine controller 2 is shut down.
It is described above, only it is the utility model preferred embodiment, not technical scope of the present utility model is appointed
What is limited, therefore every any trickle amendment, equivalent variations made according to the technical essence of the utility model to above example
With modification, in the range of still falling within technical solutions of the utility model.
Claims (5)
1. new energy commercial car EPS motor control system, including entire car controller, motor, new energy Power Component, its feature exist
In：Also include high-tension battery group, main road electric machine controller, A-battery group, stand-by motor controller；
The motor is connected with the new energy Power Component, and the motor includes high pressure winding coil, low pressure winding coil；
The entire car controller is connected with the main road electric machine controller and the stand-by motor controller respectively；
Described main road electric machine controller one end is connected with the high-tension battery group, the main road electric machine controller other end with it is described
The high pressure winding coil connection of motor；
Described stand-by motor controller one end is connected with the A-battery group, the stand-by motor controller other end with it is described
The low pressure winding coil connection of motor.
2. new energy commercial car EPS motor control system according to claim 1, it is characterised in that：Including rotation angle of torque
Sensor, the new energy Power Component include steering wheel, and the torque angle sensor is installed in the steering wheel, described
Torque angle sensor is connected with the main road electric machine controller and stand-by motor controller respectively.
3. new energy commercial car EPS motor control system according to claim 1, it is characterised in that：Including rotor
Position sensor, the motor rotor position sensor are installed on the motor internal, the motor rotor position sensor one
End be connected respectively with the main road electric machine controller and stand-by motor controller, the motor rotor position sensor other end and
The motor connection.
4. new energy commercial car EPS motor control system according to claim 1, it is characterised in that：Sensed including speed
Device, the vehicle speed sensor are connected with the main road electric machine controller and stand-by motor controller respectively.
5. according to any described new energy commercial car EPS motor control systems of claim 1-4, it is characterised in that：The electricity
Machine uses three-phase permanent magnet synchronous motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721024619.1U CN207089409U (en) | 2017-08-16 | 2017-08-16 | New energy commercial car EPS motor control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721024619.1U CN207089409U (en) | 2017-08-16 | 2017-08-16 | New energy commercial car EPS motor control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207089409U true CN207089409U (en) | 2018-03-13 |
Family
ID=61541597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721024619.1U Active CN207089409U (en) | 2017-08-16 | 2017-08-16 | New energy commercial car EPS motor control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207089409U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114454954A (en) * | 2022-03-07 | 2022-05-10 | 安徽理工大学 | Dual-motor circulating ball type steering system of heavy commercial vehicle |
-
2017
- 2017-08-16 CN CN201721024619.1U patent/CN207089409U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114454954A (en) * | 2022-03-07 | 2022-05-10 | 安徽理工大学 | Dual-motor circulating ball type steering system of heavy commercial vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2021022863A1 (en) | Drive-by-wire electro-hydraulic steering system and hybrid control method for dual-winding motor | |
| WO2021120508A1 (en) | Dual-winding motor-based dual-motor wire-controlled steering system and control method thereof | |
| WO2021114566A1 (en) | Dual-power supply dual-winding motor steer-by-wire system and fault-tolerant control method therefor | |
| CN106741139B (en) | Dual-rotor motor steer-by-wire system and failure protection device and control method thereof | |
| CN107618565B (en) | Switching control method of dual-source emergency electric power steering system | |
| CN107472355B (en) | A kind of electric machine control system and method | |
| CN107054457B (en) | Control system and control method for hydraulic power steering of new energy automobile | |
| CN102166963A (en) | Brake energy feedback control method of pure electric automobile | |
| CN102166962A (en) | Brake energy feedback control system of pure electric automobile | |
| CN103253258B (en) | Control method for braking vacuum booster system of battery electric vehicles | |
| CN103010298B (en) | Heavy-duty vehicle electric-controlled hydraulic steering swivel system and control method thereof | |
| WO2015027916A1 (en) | Dual-drive power-assisted steering system of hybrid power vehicle and control method | |
| CN104590550A (en) | Highly reliable dual redundancy electric steering gear control device | |
| CN106882262A (en) | Dual power supply electric hydraulic power-assisted steering system and its control method | |
| CN106741147B (en) | A kind of electric booster steering device of EPS electronic controller for driving bi-motor, bi-motor structure | |
| JP2003223220A (en) | Electromagnetic suspension apparatus | |
| CN104734590A (en) | Permanent magnet synchronous motor position feedback fault processing method for electric vehicle | |
| CN207089409U (en) | New energy commercial car EPS motor control system | |
| CN209241164U (en) | Steering boost system and vehicle | |
| CN111976968B (en) | Control circuit and control method for electric turning mechanism of front wheel of airplane | |
| CN204150102U (en) | Plug-in hybrid-power automobile steering safety protection system | |
| CN104002857B (en) | Plug-in hybrid passenger car mechanical-electric coupling servo steering system and control method thereof | |
| CN110040173A (en) | A kind of electric vehicle and its steering boost system and double source double-winding motor | |
| CN205186269U (en) | Automobile -used couple of source low pressure electric power steering system | |
| WO2019132002A1 (en) | Electric linear actuator and electric brake device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |